163257840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1151}}^1$

素因数の和:1367

約数の個数: 120

約数和(自身を含む): 551536128

約数和(自身を除く): 388278288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 360, 394, 591, 720, 788, 985, 1151, 1182, 1576, 1773, 1970, 2302, 2364, 2955, 3152, 3453, 3546, 3940, 4604, 4728, 5755, 5910, 6906, 7092, 7880, 8865, 9208, 9456, 10359, 11510, 11820, 13812, 14184, 15760, 17265, 17730, 18416, 20718, 23020, 23640, 27624, 28368, 34530, 35460, 41436, 46040, 47280, 51795, 55248, 69060, 70920, 82872, 92080, 103590, 138120, 141840, 165744, 207180, 226747, 276240, 414360, 453494, 680241, 828720, 906988, 1133735, 1360482, 1813976, 2040723, 2267470, 2720964, 3401205, 3627952, 4081446, 4534940, 5441928, 6802410, 8162892, 9069880, 10203615, 10883856, 13604820, 16325784, 18139760, 20407230, 27209640, 32651568, 40814460, 54419280, 81628920, 163257840]

約数ペア:

[(1, 163257840), (2, 81628920), (3, 54419280), (4, 40814460), (5, 32651568), (6, 27209640), (8, 20407230), (9, 18139760), (10, 16325784), (12, 13604820), (15, 10883856), (16, 10203615), (18, 9069880), (20, 8162892), (24, 6802410), (30, 5441928), (36, 4534940), (40, 4081446), (45, 3627952), (48, 3401205), (60, 2720964), (72, 2267470), (80, 2040723), (90, 1813976), (120, 1360482), (144, 1133735), (180, 906988), (197, 828720), (240, 680241), (360, 453494), (394, 414360), (591, 276240), (720, 226747), (788, 207180), (985, 165744), (1151, 141840), (1182, 138120), (1576, 103590), (1773, 92080), (1970, 82872), (2302, 70920), (2364, 69060), (2955, 55248), (3152, 51795), (3453, 47280), (3546, 46040), (3940, 41436), (4604, 35460), (4728, 34530), (5755, 28368), (5910, 27624), (6906, 23640), (7092, 23020), (7880, 20718), (8865, 18416), (9208, 17730), (9456, 17265), (10359, 15760), (11510, 14184), (11820, 13812)]